Tests are being carried out to determine whether a mystery illness that has affected at least 370 people in Angola is linked to exposure to a toxin.
The decision to build a huge incinerator in Dublin is likely to anger local people.
Governments must speed up efforts to deliver an international agreement on mercury, a leading United Nations figure has said at a major summit examining ways to reduce environmental sources of the poisonous metal.
Gordon Brown has laid out his plans to reduce the effects of climate change in his first major speech on the environment since taking over from Tony Blair earlier this year.
Households across the UK will have access to a one-stop shop advising them how to make their homes greener following the launch of a new Government initiative.
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